/*ȫ�ֵĶ���*/
*{margin: 0;  border:0;  padding:0;  text-decoration: none;font-family: "Arial","Microsoft YaHei",sans-serif;  }
body{ height: 100%;}
.fr{float:right;}
.hidden{ display: none;}
.fl{float:left;}
.clear{clear: both;}
.pa{position: absolute;}
